Finding the Fourth Proportional to 379,475,077,489.57, 569,192,568,916.18 and 124,470,870,948.63
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Solution
The fourth proportional to 379,475,077,489.57, 569,192,568,916.18 and 124,470,870,948.63 is: 186,699,730,741.69
Step by Step Solution
- Step 1: Write the proportion equation
379,475,077,489.57 : 569,192,568,916.18 = 124,470,870,948.63 : x - Step 2: Convert to fraction form
379,475,077,489.57/569,192,568,916.18 = 124,470,870,948.63/x - Step 3: Cross multiply
379,475,077,489.57x = 569,192,568,916.18 × 124,470,870,948.63 - Step 4: Simplify right side
379,475,077,489.57x = 70,847,894,790,485,034,663,936 - Step 5: Solve for x
x = 70,847,894,790,485,034,663,936/379,475,077,489.57 - Step 6: Final answer
x = 186,699,730,741.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.